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. Author manuscript; available in PMC: 2011 Mar 3.
Published in final edited form as: J Control Release. 2009 Oct 27;142(2):229–237. doi: 10.1016/j.jconrel.2009.10.021

Table 1.

Condition of polymerization and characterization of diblock copolymers.

Polymer Initiator:Monomer (feed molar ratio) Yield (%) Mna (×104) Mwa (×104) PDIa
PEG-b-PtBAM19b 1:30 83 0.66 0.76 1.15
PEG-b-PtBAM39b 1:50 80 1.10 1.25 1.14
PEG-b-PtBAM75b 1:100 85 1.92 2.09 1.09
PEG-b-PAEM19 - 97 0.68 0.79 1.16
PEG-b-PAEM39 - 98 1.39 1.57 1.13
PEG-b-PAEM75 - 96 2.18 2.40 1.10
a

Average molecular weight and polydispersity were determined by GPC using PEG standards;

b

Average degree of polymerization was determined by NMR analysis.